242306401 has 2 divisors, whose sum is σ = 242306402. Its totient is φ = 242306400.

The previous prime is 242306399. The next prime is 242306413. The reversal of 242306401 is 104603242.

It is a happy number.

242306401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222725776 + 19580625 = 14924^2 + 4425^2 .

It is a cyclic number.

It is not a de Polignac number, because 242306401 - 2¹ = 242306399 is a prime.

Together with 242306399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (242306501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121153200 + 121153201.

It is an arithmetic number, because the mean of its divisors is an integer number (121153201).

Almost surely, 2^242306401 is an apocalyptic number.

It is an amenable number.

242306401 is a deficient number, since it is larger than the sum of its proper divisors (1).

242306401 is an equidigital number, since it uses as much as digits as its factorization.

242306401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 242306401 is about 15566.1941719869. The cubic root of 242306401 is about 623.4308592928.

Adding to 242306401 its reverse (104603242), we get a palindrome (346909643).

The spelling of 242306401 in words is "two hundred forty-two million, three hundred six thousand, four hundred one".